Question Simplify the expression 9x4−6x3+x2 Evaluate (3x2−x)2Use (a−b)2=a2−2ab+b2 to expand the expression (3x2)2−2×3x2×x+x2Solution 9x4−6x3+x2 Show Solution Factor the expression x2(3x−1)2 Evaluate (3x2−x)2Factor the expression More Steps Evaluate 3x2−xRewrite the expression x×3x−xFactor out x from the expression x(3x−1) (x(3x−1))2Solution x2(3x−1)2 Show Solution Find the roots x1=0,x2=31Alternative Form x1=0,x2=0.3˙ Evaluate (3x2−x)2To find the roots of the expression,set the expression equal to 0 (3x2−x)2=0The only way a power can be 0 is when the base equals 0 3x2−x=0Factor the expression More Steps Evaluate 3x2−xRewrite the expression x×3x−xFactor out x from the expression x(3x−1) x(3x−1)=0When the product of factors equals 0,at least one factor is 0 x=03x−1=0Solve the equation for x More Steps Evaluate 3x−1=0Move the constant to the right-hand side and change its sign 3x=0+1Removing 0 doesn't change the value,so remove it from the expression 3x=1Divide both sides 33x=31Divide the numbers x=31 x=0x=31Solution x1=0,x2=31Alternative Form x1=0,x2=0.3˙ Show Solution